Where do you live in UAE? The Chinese Embassy in U.A.E. only accepts visa applications of the U.A.E. citizens and expatriates who reside in Abu Dhabi and Al Ain. The U.A.E. citizens and expatriates from the rest of the Emirates should apply for the visa in the Chinese Consulate General in Dubai.

as for more information, please refer to this website
http://ae.china-embassy.org/eng/lsyw/1/1/t524155.htm